<demo>Dropdown 支持禁用</demo>
<template>
  <lc-dropdown title="支持禁用">
    <lc-dropdown-item>新闻专栏</lc-dropdown-item>
    <lc-dropdown-item disabled><a href="#">反馈管理</a></lc-dropdown-item>
    <lc-dropdown-item>退出登录</lc-dropdown-item>
  </lc-dropdown>
</template>
